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Important Update News
The RRUFF Project is being updated to improve its interface and content. The beta version of the update is accessible to the public at RRUFF.net. New data is only being added to the beta site. Please note that it is in development, and some components are not functional. Existing RRUFF.info links will resolve to the new site after RRUFF.net is officially released.
We are grateful to NASA for the funding of this effort.
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Name: Varennesite RRUFF ID: R110194 Ideal Chemistry: Na8Mn2Si10O25(OH,Cl)2·12H2O Locality: Demix-Varennes quarry, Saint-Amable sill, Varennes & St-Amable, Lajemmerais RCM, Monteregie, Quebec, Canada Source: Donald Doell [view label] Owner: RRUFF Description: Pale to dirty yellow platy Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction. |
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| BROAD SCAN WITH SPECTRAL ARTIFACTS | ||||||||||||
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| POWDER DIFFRACTION | |||||||
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| RRUFF ID: | R110194.9 | ||||||
| Sample Description: | Single crystal, powder profile is calculated | ||||||
| Cell Refinement Output: |
a: 13.493(3)Å b: 14.579(5)Å c: 17.343(6)Å alpha: 90° beta: 90° gamma: 90° Volume: 3412(2)Å3 Crystal System: orthorhombic |
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| REFERENCES for Varennesite | |
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American Mineralogist Crystal Structure Database Record: [view record] |
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Grice J D, Gault R A (1995) Varennesite, a new species of hydrated Na-Mn silicate with a unique monophyllosilicate structure, The Canadian Mineralogist, 33, 1073-1081 [view file] |
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Jambor J L, Pertsev N N, Roberts A C (1996) New mineral names, American Mineralogist, 81, 766-770 [view file] |
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